== sanity test 124b: lru resize (performance test) ================================================================================= 23:54:33 (1717559673)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a0c48000.lru_size=400
 - open/close 3403 (time 1717559684.39 total 10.00 last 340.21)
 - open/close 5745 (time 1717559694.39 total 20.01 last 234.10)
total: 8000 open/close in 29.94 seconds: 267.17 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 400
 - unlinked 0 (time 1717559752 ; total 0 ; last 0)
total: 8000 unlinks in 32 seconds: 250.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a0c48000.lru_size=0
 - open/close 2557 (time 1717559795.37 total 10.00 last 255.63)
 - open/close 5008 (time 1717559805.38 total 20.01 last 244.99)
total: 8000 open/close in 29.97 seconds: 266.93 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 5 seconds
lru_size = 8005
ls -la is 88% faster with lru resize enabled
 - unlinked 0 (time 1717559823 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second